Phoenix Contact ST 1,5-QUATTRO Feed-Through Terminal Block

USD 6.47

Total:

500V/17.5A spring-cage feed-through terminal for 0.08-1.5mm² (28-16 AWG) wire. DIN rail mountable, -60°C to 85°C operation.

SKU Phoenix-3031186 Category
MOQ: 50 pcs   >>   Order in multiples of 50
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Phoenix Contact ST 1,5-QUATTRO Feed-Through Terminal Block

Model Identifier ST 1,5-QUATTRO
Official Part Number 3031186
GTIN Standard 4017918186678

Technical Overview

500V/17.5A spring-cage feed-through terminal for 0.08-1.5mm² (28-16 AWG) wire. DIN rail mountable, -60°C to 85°C operation.

Key Features

  • Spring-cage connection for quick and secure wiring.
  • Compact 4.2mm width for high-density control cabinet installations.
  • Accommodates solid and stranded conductors from 0.08 mm² to 1.5 mm² (28-16 AWG).
  • Designed for mounting on NS 35/7.5 or NS 35/15 DIN rails.
  • Wide operating temperature range of -60°C to 85°C.
  • Tested and approved for railway applications.
  • Flammability rating according to UL 94 V-0.
  • Rated surge voltage of 6 kV and overvoltage category III.

Compact potential distribution with double connections, enabling four conductors on one potential and seamless cross-connection via FBS plug-in bridges.

Technical Specification Matrix

ParameterValue
Nominal Voltage500 V
Nominal Current17.5 A
Connection MethodSpring-cage connection
Number of Connections4
Number of Levels1
Rated Cross Section1.5 mm²
Conductor Cross Section (flexible)0.08 mm² - 1.5 mm²
Conductor Cross Section (rigid)0.08 mm² - 1.5 mm²
AWG Conductor Cross Section28 - 16
ColorGray (RAL 7042)
Insulating MaterialPA (Polyamide)
Flammability RatingUL 94 V-0
Mounting TypeDIN Rail NS 35/7,5, NS 35/15
Operating Temperature Range-60°C to 85°C
Rated Surge Voltage6 kV
Degree of Pollution3
Overvoltage CategoryIII
Stripping Length8 mm - 10 mm
Physical Weight (kg)0
Dimensions L x W x H (cm)7.2 x 0.42 x 3.65

Industrial Applications

1. Industrial Control Panel Wiring

Used for efficient and space-saving wiring within industrial control cabinets, connecting various components and distributing power to multiple low-power loads. Its compact design and multi-conductor capability optimize panel space.

Problem Solved

Provides reliable, high-density connections for control signals and power distribution in compact industrial panels, reducing wiring time and complexity with spring-cage technology and enabling four conductors on one potential.

DIN rail mounting500V/17.5Aspring-cage connectioncompact designmulti-conductor connection

2. Railway Signaling and Rolling Stock Applications

Ideal for robust electrical connections in railway infrastructure and rolling stock, where environmental extremes, vibrations, and strict safety standards are critical considerations.

Problem Solved

Ensures stable and secure electrical connections in harsh railway environments due to a wide operating temperature range (-60°C to 85°C), high resistance to vibration, and certification for railway applications. Its compact size helps manage complex signaling circuits efficiently.

Railway applicationswide operating temperaturevibration resistance500V/17.5AUL 94 V-0 flammability

3. Process Automation Field Device Integration

Suitable for connecting sensors, actuators, and other field devices in process automation systems, facilitating organized, resilient, and high-integrity wiring in demanding environments.

Problem Solved

Offers a durable and reliable solution for connecting field devices in challenging industrial process environments, providing secure, maintenance-free spring-cage connections for various wire sizes, and simplifying potential distribution within complex systems.

Process industryspring-cage connection0.08-1.5mm² wireDIN rail mountingmulti-conductor potential
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